20215653925

素因数分解:

$5^2\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{950207}}^1$

素因数の和:950277

約数の個数: 24

約数和(自身を含む): 26864280576

約数和(自身を除く): 6648626651

約数列:

[1, 5, 23, 25, 37, 115, 185, 575, 851, 925, 4255, 21275, 950207, 4751035, 21854761, 23755175, 35157659, 109273805, 175788295, 546369025, 808626157, 878941475, 4043130785, 20215653925]

約数ペア:

[(1, 20215653925), (5, 4043130785), (23, 878941475), (25, 808626157), (37, 546369025), (115, 175788295), (185, 109273805), (575, 35157659), (851, 23755175), (925, 21854761), (4255, 4751035), (21275, 950207)]